"Roof Rail Cannon extra roof" from the Stratum Commonwealth FronTiers campaign. This is an alternative roof option for the Barracks Complex in the Stratum Commonwealth set. You will need that set in order to use this roof/rail cannon addition.
Prints as 6 pieces. An extra roof section for the Barracks Complex in the 'Standard Tier' with OpenLOCK connectable Rail Cannon.
Supports not required
